linux-kernel - Re: [PATCH 01/11] hisi_sas: add v2 hw support for ECC and AXI bus fatal error

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Message-ID: <CAMj5BkgAJrky9B8EO+ZZ-hvqnii5+g8nscU4m6fUnizbgEac=w@mail.gmail.com>
Date:   Wed, 16 Nov 2016 09:47:09 +0800
From:   Zhangfei Gao <zhangfei.gao@...il.com>
To:     John Garry <john.garry@...wei.com>
Cc:     martin.petersen@...cle.com, jejb@...ux.vnet.ibm.com,
        linux-scsi@...r.kernel.org, linuxarm@...wei.com,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        John Garry <john.garry2@...l.dcu.ie>,
        Xiang Chen <chenxiang66@...ilicon.com>
Subject: Re: [PATCH 01/11] hisi_sas: add v2 hw support for ECC and AXI bus
 fatal error

On Mon, Nov 7, 2016 at 8:48 PM, John Garry <john.garry@...wei.com> wrote:
> From: Xiang Chen <chenxiang66@...ilicon.com>
>
> For ECC 1bit error, logic can recover it, so we only print
> a warning.
> For ECC multi-bit and AXI bus fatal error, we panic.

Is it possible to recover via resetting phy and device etc instead of panic?

Thanks